See also:

Turning the Automatic Sound Levelizer (ASL) on/off
Turning the “TUNE/SEL” knob clockwise turns on the ASL, and turning the “TUNE/SEL” knob counterclockwise turns off the ASL. ASL automatically adjusts the volume and tone quality according t ...

Light bulbs
You may replace the following bulbs by yourself. The difficulty level of replacement varies depending on the bulb. If necessary bulb replacement seems difficult to perform, contact your Lexus deal ...

Heated steering wheel
The heated steering wheel heats the leather portion of the steering wheel. Turns the heater on/off The indicator light comes on when the heater is operating.  - The heated steering wheel can ...